Datingpotut ru

These are the present growth medium, whereas the center ring of the tree is when the tree started to grow.

As you go back towards the center of the tree from the bark, every ring is one year older.

– Please contact us to discuss the nature of your research objective to ensure the most appropriate material selection and pretreatment of your pottery sherds.

You are welcome to request that we contact you after the pretreatment to discuss options for AMS dating.

The lab is more than happy to extract the residue then return the sherd to clients as requested.

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If the temperature exceeds 600°C, the carbonate can dissociate, releasing its carbon as carbon dioxide (CO2).

Upon cooling, any available CO2 will reform the carbonate.

If the clay is older than the time of firing, the carbonate age will also be older than the time of firing.

If the CO2 is available from the firing fuel, the age of the shell will reflect the age of the fuel.

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